2bfree freediving Boje - 73cm Swimcap DeepSpot offers some of the

DeepSpot offers some of the best freediving training conditions available anywhere in Europe

Unfortunately

The upper angled surface meant to decrease perpendicular load on the lanyard’s carabiner in case of retrieving a victim

As for everything else

A simple knot is placed in its center

2bfree freediving Boje - 73cm Swimcap DeepSpot offers some of the2bfree Freediving Buoy The 2bfree, freediving buoy comes in one size, which is the freediving buoy with a diameter 73cm. The entire buoy is made of durable PVC. There are 8 soft ergonomic grips on the top and bottom of the buoy. The freediving buoy comes with anti corrosion zippers which are supplied by YKK, which stands for high quality. The D rings are fixed on the bottom side of the buoy as well as inside the buoy so you can hook your equipment